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author | michelou <michelou@epfl.ch> | 2008-02-26 18:38:15 +0000 |
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committer | michelou <michelou@epfl.ch> | 2008-02-26 18:38:15 +0000 |
commit | e7b7a10fe37d85a5063e1655f0b82e66125a93ca (patch) | |
tree | fc4821427613e49b5adbac4a062d2a7a1000440c | |
parent | 6b1bf0c0c9579c7dda0169bc5fb8a1322407d7a7 (diff) | |
download | scala-e7b7a10fe37d85a5063e1655f0b82e66125a93ca.tar.gz scala-e7b7a10fe37d85a5063e1655f0b82e66125a93ca.tar.bz2 scala-e7b7a10fe37d85a5063e1655f0b82e66125a93ca.zip |
fixed #562
-rw-r--r-- | src/library/scala/runtime/RichString.scala | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/src/library/scala/runtime/RichString.scala b/src/library/scala/runtime/RichString.scala index 435422bb64..de6e4bdbd9 100644 --- a/src/library/scala/runtime/RichString.scala +++ b/src/library/scala/runtime/RichString.scala @@ -138,11 +138,14 @@ final class RichString(val self: String) extends Proxy with RandomAccessSeq[Char linesWithSeparators map (line => new RichString(line).stripLineEnd) /** Returns this string with first character converted to upper case */ - def capitalize: String = { - val chars = self.toCharArray - chars(0) = chars(0).toUpperCase - new String(chars) - } + def capitalize: String = + if (self == null) null + else if (self.length == 0) "" + else { + val chars = self.toCharArray + chars(0) = chars(0).toUpperCase + new String(chars) + } /** <p> * For every line in this string: |